Home / 12,958.20-19,437.86-4,525.56

Finding the Fourth Proportional to 12,958.20, 19,437.86 and 4,525.56

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Solution

The fourth proportional to 12,958.20, 19,437.86 and 4,525.56 is: 6,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958.20 : 19,437.86 = 4,525.56 : x
  2. Step 2: Convert to fraction form
    12,958.20/19,437.86 = 4,525.56/x
  3. Step 3: Cross multiply
    12,958.20x = 19,437.86 × 4,525.56
  4. Step 4: Simplify right side
    12,958.20x = 87,967,179.07
  5. Step 5: Solve for x
    x = 87,967,179.07/12,958.20
  6. Step 6: Final answer
    x = 6,788.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.